JP2015526259A5 - - Google Patents

Claims (29)

A device for treating a body cavity, the device comprising:
A proximal end, a distal end which is sized for introduction into a body cavity, the inflation lumen, and wherein including fine long fluid delivery / guide wire lumen extending toward the distal end from the proximal end Members,
And Rise Zhang member including an internal, Ru near the distal end of the elongate member in communication with the inflation lumen,
Includes an inlet port communicating at least one and among the pre-Symbol inflation lumen and the fluid delivery / guide wire lumen, wherein the manifold located on the proximal end of the elongate member,
The fluid delivery / guide wire lumen, further comprising a further variation sites from large inner dimension to a smaller inner ring in腔寸method, equipment. The device of claim 1 , wherein the fluid delivery / guidewire lumen further comprises at least one outlet port. Extends distally to the distal end of the elongate member towards the distal end of the inflatable member, the portion of the elongate member that is between the distal end of the elongate member and the distal end of the inflatable member but comprising said greater rigidity than the thin elongate member Ru proximal near to the distal end of the inflatable member, apparatus according to claim 1.   The smaller inner annular lumen sized region allows insertion of a guide wire into the smaller inner annular lumen sized region for flow compared to the size of the at least one outlet port. 3. A size that reduces the cross-sectional area of the fluid delivery / guidewire lumen, and thus preferentially directs fluid flow out of the at least one outlet port. The device described in 1.   The apparatus further includes a guide wire, wherein the smaller inner annular lumen size region is inserted into the smaller inner annular lumen size region of the at least one outlet port. As compared to reducing the cross-sectional area of the fluid delivery / guidewire lumen available for flow, thus preferentially directing fluid flow out of the at least one outlet port. The device of claim 2, wherein the device is sized.   6. A device according to any one of claims 2 to 5, wherein the inflatable member is coupled or otherwise attached to the elongate member at its proximal and distal ends.   The apparatus of claim 6, wherein the location of the change site is adjacent to a proximal end of the inflatable member and the at least one outlet port is proximal to the proximal end of the inflatable member.   8. The device of claim 7, wherein the smaller inner annular lumen sized region extends entirely through the inflatable member.   The apparatus of any of claims 2-6, wherein the at least one outlet port is located proximal to the inflatable member.   The apparatus of claim 9, wherein the apparatus further comprises an injection component on the at least one outlet port, the injection component including at least one injection outlet port.   11. The at least one injection outlet port is directed or otherwise configured such that a fluid jet is emitted proximally or distally from the at least one injection outlet port. Equipment.   12. The device of any one of claims 7-11, further comprising at least one outlet port located distal to the inflatable member.   The apparatus of claim 12, wherein the apparatus further comprises an injection component on the at least one outlet port, the injection component including at least one injection outlet port. A catheter for treating a body cavity, the catheter comprising:
An elongate member, said elongate member proximal end, a distal end which is sized for introduction into a body cavity, the proximal on end of the hub, and the inlet port on the hub elongated includes a fluid delivery lumen communicating between the passage port on the distal portion of the member, the thin elongate member,
The proximal end attached to said elongated member adjacent the leading Symbol passage port A including inflatable infusion part, whereby the proximal end of the infusion part is, the fluid delivery lumen, and the elongate An inflatable infusion component in communication with a distal end attached to the distal end of the member ;
A tubular member including a cover or shield disposed on the passage port, wherein the tubular member passes through the passage port and fluid is delivered to the fluid delivery lumen over a predetermined pressure through the inlet port. when delivering fluid towards the proximal end of the elongate member exits the, Ru is configured to provide the injection outlet port at least partially open, a tube-like member,
The including, catheter. The catheter of claim 14 , wherein the elongate member includes a plurality of passage ports covered by a flexible tubular member on the distal portion. Flexibility tubular member includes a proximal end attached at multiple attachment positions in the periphery of the outer wall to the outer wall of the elongate member, whereby the flow of the fluid delivery lumen exceeds a predetermined pressure Occasionally, the region of the flexible tubular member located between the mounting position of which defines a plurality of outlet ports open, catheter according to 請 Motomeko 14. It said tubular member includes an extension of the proximal Kuraiashi portion of the inflatable infusion part, catheter according to claim 14. The extension of the proximal Kuraiashi portion is attached to the outer wall at a plurality of attachment positions in the periphery of the outer wall to the outer wall of the elongate member, whereby the flow of the fluid delivery lumen is the predetermined pressure when exceeding, the the area of the extension of the near Kuraiashi portion defines a plurality of outlet ports open in between said mounting position, catheter according to 請 Motomeko 17. The catheter of claim 17 , wherein the proximal leg comprises a flexible material. The near Kuraiashi portion comprises a material sheet Lumpur said passage port is offset with respect to the outer wall of the elongate member, wherein the material is a fluid from the fluid delivery lumen open the passage port in said injection lumen a resiliently expandable to Rutoki exposed to the fluid exceeds a predetermined threshold to deliver a catheter according to claim 17. The catheter of claim 17 , wherein the inflatable infusion part comprises a balloon. The catheter of claim 17 , wherein the inflatable infusion part comprises a flexible material. The catheter of claim 14 , wherein the tubular member comprises a flexible material. Said tubular member includes a material sheet Lumpur said passage port is offset with respect to the outer wall of the elongate member, said material delivering fluid from the fluid delivery lumen open the passage port in said injection lumen a resiliently expandable to Rutoki exposed to the fluid exceeding a predetermined threshold for catheter according to claim 14. It said tubular member, the distal end to provide a seal mounted in a liquid-tight to the elongated member, and a sleeve including a proximal end surrounding said elongated member, catheter according to claim 14. The proximal end of the sleeve, provided when the proximate end is expanded away from the outer wall, one or more injection outlet port mounted at one or more locations on the outer wall of the elongate member of said sleeve The catheter according to claim 25 . The proximal end of the sleeve, when the proximal end of the sleeve is expanded away from the outer wall due to the fluid exceeding a predetermined pressure of said fluid delivery lumen, the outer wall of the front Symbol elongate member 27. The catheter of claim 26 , providing an infusion outlet port without being attached. Further comprising a guide wire lumen extending distally from the guide wire port on the hub beyond said inflatable infusion part to the outlet on the distal tip of the elongate member, any one of claims 14-27 The catheter according to 1. A catheter for treating a body cavity, the catheter comprising:
An elongate member, said elongate member proximal end, a distal end which is sized for introduction into a body cavity, the proximal on end of the hub, and the inlet port on the hub elongated includes a fluid delivery lumen communicating between the passage port on the distal portion of the member, the thin elongate member,
The proximal end attached to said elongated member adjacent the leading Symbol passage port A including inflatable infusion part, whereby the proximal end of the infusion part is, the fluid delivery lumen, and the elongate An inflatable infusion component in communication with a distal end attached to the distal end of the member ;
A mechanism associated with there and the pass-through port in the elongate member, said mechanism from the injection outlet port through said passage port exceeds the pressure of the fluid is Jo Tokoro delivered to the fluid delivery lumen when delivered toward the proximal end of the elongate member out to provide the injection outlet port at least partially open, when the pressure of the fluid delivery lumen is lower than the predetermined pressure, Ru is configured to sheet Lumpur said passage port, and machine configuration,
The including, catheter.